where do you inject b12 Vitamin A Vitamin B12 injection is a quick shot that gives your body vitamin B12 directly into the muscle. This helps your body absorb it faster than tablets. Vitamin B12 helps How to Self-Inject Vitamin B12

Side Effects can be swelling, redness, tingling or numbness, drainage at the injection site, prolonged bleeding, and possibly some pain at the injection site

Weve shared important steps for safe and effective treatment

Your dosage depends on several things

Injections are also advantageous for individuals who have undergone gastric surgery, as the procedure can: Decrease the number of cells needed to secrete stomach acid and intrinsic factor in the gastrointestinal tract Help bypass absorption challenges Provide adequate levels of the essential vitamin Immediate Increase in Blood Levels B12 injections can raise blood levels of the vitamin within 48 to 72 hours